Use entities in most of MirrorsData

pkg/compiler/lib/src/kernel/kernel_strategy.dart

Index: pkg/compiler/lib/src/kernel/kernel_strategy.dart
diff --git a/pkg/compiler/lib/src/kernel/kernel_strategy.dart b/pkg/compiler/lib/src/kernel/kernel_strategy.dart
index 3b4405c37c8066551479ad0eb274da965f2d3ac8..4778cfafc843eace2fbe5cf60b0447576673422a 100644
--- a/pkg/compiler/lib/src/kernel/kernel_strategy.dart
+++ b/pkg/compiler/lib/src/kernel/kernel_strategy.dart
@@ -98,7 +98,7 @@ class KernelFrontEndStrategy extends FrontendStrategyBase {
   }
 
   MirrorsDataBuilder createMirrorsDataBuilder() {
-    return new MirrorsDataBuilderImpl(elementMap.commonElements);
+    return new MirrorsDataBuilderImpl(elementEnvironment, commonElements);
   }
 
   MirrorsResolutionAnalysis createMirrorsResolutionAnalysis(
@@ -181,8 +181,9 @@ class KernelWorkItem implements ResolutionWorkItem {
 
 /// Mock implementation of [MirrorsDataImpl].
 class MirrorsDataBuilderImpl extends MirrorsDataImpl {
-  MirrorsDataBuilderImpl(CommonElements commonElements)
-      : super(null, null, commonElements);
+  MirrorsDataBuilderImpl(
+      ElementEnvironment elementEnvironment, CommonElements commonElements)
+      : super(null, null, elementEnvironment, commonElements);
 
   @override
   void registerUsedMember(MemberEntity member) {}